Incremental printing of symbolic information – Ink jet – Ejector mechanism
Reexamination Certificate
2011-06-21
2011-06-21
Feggins, K. (Department: 2861)
Incremental printing of symbolic information
Ink jet
Ejector mechanism
Reexamination Certificate
active
07963634
ABSTRACT:
A liquid ejection head includes: an ejection port through which liquid is ejected; a liquid chamber which is connected to the ejection port, the liquid chamber being filled with the liquid; a pressurization device which is arranged on a wall of the liquid chamber, the pressurization device pressurizing the liquid in the liquid chamber; and a movable member which has a free end on a side of the ejection port and a fixed end on a side opposite to the ejection port, the free end being arranged at a prescribed distance from the wall of the liquid chamber so as to face the wall of the liquid chamber, the movable member including a first layer that is an internal layer, and second and third layers that are respectively arranged on both surfaces of the first layer, the second and third layers having a stress lower than the first layer.
REFERENCES:
patent: 6007187 (1999-12-01), Kashino et al.
patent: 2002/0021337 (2002-02-01), Sugiyama et al.
patent: 2005/0046672 (2005-03-01), Cabal et al.
patent: 62094347 (1987-04-01), None
patent: 11-48483 (1999-02-01), None
patent: 2002-113871 (2002-04-01), None
patent: 2004-155203 (2004-06-01), None
Birch & Stewart Kolasch & Birch, LLP
Feggins K.
FUJIFILM Corporation
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